package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.pojo.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.admin.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * 菜品管理
 */
@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
            log.info("新增菜品：{}", dishDTO);

            dishService.save(dishDTO);
            String key="dish_"+dishDTO.getCategoryId();
            cleanCache(key);
            return Result.success();
    }

    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
            log.info("菜品分页查询：{}", dishPageQueryDTO);
            PageResult pageResult= dishService.pageQuery(dishPageQueryDTO);
            return Result.success(pageResult);
    }


    /**
     * 删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("删除菜品")
    public Result delete(@RequestParam List<Integer> ids){
        log.info("删除菜品：{}", ids);
        dishService.deleteBatch(ids);


        cleanCache("dish_*");
        return Result.success();
    }


    /**
     * 根据id查询菜品
     * @param dishId
     * @return
     */
    @GetMapping("/{dishId}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getDishById(@PathVariable Long dishId ){
        log.info("根据id查询菜品：{}", dishId);
        DishVO dishVO=dishService.getDishById(dishId);
        return Result.success(dishVO);
    }


    /**
     * 更新菜品信息
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("更新菜品信息")
    public Result<DishDTO> update(@RequestBody DishDTO dishDTO){
        log.info("根据id更新菜品信息：{}", dishDTO);
        dishService.update(dishDTO);

        cleanCache("dish_*");
        return Result.success();
    }


    /**
     * 菜品起售停售
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售停售")
    public Result updateDishStatus(@PathVariable Integer status,Long id){
        log.info("菜品起售停售：{}");
        dishService.updateDishStatus(status,id);

        cleanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类查询菜品")
    public Result<List<Dish>> list(Long categoryId){
       List<Dish> dishList= dishService.list(categoryId);
       return Result.success(dishList);
    }

    /**
     * 清除缓存
     * @param pattern
     */
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
